// JavaScript Document
function CreaObjReqIe(s) {
	x = 0;
	try { x = new ActiveXObject(s);
	} catch (s) {}
	return x;
};
function CreaObjReqGen() {
    return window.ActiveXObject ? CreaObjReqIe('Msxml2.XMLHTTP') || CreaObjReqIe('Microsoft.XMLHTTP') : new XMLHttpRequest();
}
function isArray(obj) {
    return obj.constructor == Array;
}